It’s hard to imagine that there was a time when a high end graphics card could mine Bitcoin at a speed that was profitable. Now, the best bitcoin miners use ASIC computer chips that mine at many terahashes per second!

Note: If there’s a price from Amazon or another online retailer on a Bitcoin miner that seems to good to be true, check the listing details. There have been some listings that have slipped by and have a low listing price, and request the rest of the purchase price in a crypto.

Here’s a quick roundup of the best bitcoin miners available right now from top online retailers:

Best Bitcoin Miner Comparison

Product TeraHashes per Watt Dollars per TeraHash Price Best Price from:
Antminer S9 Bitcoin Miner 13.5 TH/s 0.01 $44.37 $598.99 9 In Stock at Amazon
Antminer T9+ 10.5 TH/s 0.01 $52.38 $550.00 2 In Stock at Amazon
Antminer S7 4.73 TH/s 0 $0.00 0 Out of Stock
AvalonMiner 741 - 7.3 TH/s 0.01 $108.90 $795.00 1 In Stock at Amazon